The Met Office's "feels like temperature" takes into account expected air temperature, relative humidity and the strength of the wind at around 5 feet (1.5m) - the typical height of a person's face.

BBC: Who, What, Why: What is wind chill factor?

And, as issue has followed issue, we have seen the price of security rise, in a steady Sibylline progress, until now it has reached the most awful height that a nation ever had to face.

ECONOMIST: From the archive

This is an actress at the height of her powers who hasn't been afraid to lop off her long hair or face the camera only lightly made up.

WSJ: Prime Time | Beauty's New HD-Ready Icons

Reports about the "body-in-a-bag spy" describe how two experts spent days trying to figure out whether Williams, who was athletic and of medium height, could have contorted himself in such as way as to lock himself into the North Face holdall bag, with a key to the padlock inside.

CNN: STORY HIGHLIGHTS